Origin $\times$ Destination State   &   &   &   &   &   &   &   \\
 \; \; \; \; \; \  $\times$ Year Fixed Effects   &   &   \checkmark & \checkmark & \checkmark & \checkmark & \checkmark & \checkmark \\
Geoclimatic Controls   &   &   &   \checkmark & \checkmark & \checkmark & \checkmark & \checkmark \\
Smooth Location Controls   &   &   &   &   \checkmark & \checkmark & \checkmark & \checkmark \\
Agricultural Suitability Controls   &   &   &   &   &   \checkmark & \checkmark & \checkmark \\
Higher Order Controls   &   &   &   &   &   &   \checkmark & \checkmark \\
Individual Controls   &   &   &   &   &   &   &   \checkmark \\
